[<prev] [next>] [thread-next>] [day] [month] [year] [list]
Message-Id: <20230801205452.3380578-1-irogers@google.com>
Date: Tue, 1 Aug 2023 13:54:52 -0700
From: Ian Rogers <irogers@...gle.com>
To: Peter Zijlstra <peterz@...radead.org>,
Ingo Molnar <mingo@...hat.com>,
Arnaldo Carvalho de Melo <acme@...nel.org>,
Mark Rutland <mark.rutland@....com>,
Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
Jiri Olsa <jolsa@...nel.org>,
Namhyung Kim <namhyung@...nel.org>,
Adrian Hunter <adrian.hunter@...el.com>,
Kan Liang <kan.liang@...ux.intel.com>,
Athira Rajeev <atrajeev@...ux.vnet.ibm.com>,
Claire Jensen <cjense@...gle.com>,
linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
Andi Kleen <ak@...ux.intel.com>
Cc: Ian Rogers <irogers@...gle.com>
Subject: [PATCH v1] perf stat: Don't display zero tool counts
Skip zero counts for tool events.
Reported-by: Andi Kleen <ak@...ux.intel.com>
Signed-off-by: Ian Rogers <irogers@...gle.com>
---
tools/perf/util/stat-display.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/tools/perf/util/stat-display.c b/tools/perf/util/stat-display.c
index 7329b3340f88..d45d5dcb0e2b 100644
--- a/tools/perf/util/stat-display.c
+++ b/tools/perf/util/stat-display.c
@@ -931,6 +931,11 @@ static bool should_skip_zero_counter(struct perf_stat_config *config,
*/
if (config->aggr_mode == AGGR_THREAD && config->system_wide)
return true;
+
+ /* Tool events have the software PMU but are only gathered on 1. */
+ if (evsel__is_tool(counter))
+ return true;
+
/*
* Skip value 0 when it's an uncore event and the given aggr id
* does not belong to the PMU cpumask.
--
2.41.0.585.gd2178a4bd4-goog
Powered by blists - more mailing lists